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Finding the Fourth Proportional to 66,352.20, 99,528.30 and 24,799.20

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Solution

The fourth proportional to 66,352.20, 99,528.30 and 24,799.20 is: 37,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,352.20 : 99,528.30 = 24,799.20 : x
  2. Step 2: Convert to fraction form
    66,352.20/99,528.30 = 24,799.20/x
  3. Step 3: Cross multiply
    66,352.20x = 99,528.30 × 24,799.20
  4. Step 4: Simplify right side
    66,352.20x = 2,468,222,217.36
  5. Step 5: Solve for x
    x = 2,468,222,217.36/66,352.20
  6. Step 6: Final answer
    x = 37,198.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.